.header {
  display: flex;
  justify-content: space-around;
  height: 46px;
  align-items: center;
}

.header a {
  color: #000;
}


.header a.active {
  color: red;
}

.top {
  background-color: red;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 46px;
}